913654-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 913654-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,3,6,5 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 913654-89:
(8*9)+(7*1)+(6*3)+(5*6)+(4*5)+(3*4)+(2*8)+(1*9)=184
184 % 10 = 4
So 913654-89-4 is a valid CAS Registry Number.